-82.87% is the change from 928 to 159
Calculation steps:
[( 159 - 928 ) ÷ 928] x 100 = -82.87%
Formula
Percentage change = [(159 - 928) / 928] x 100
Subtract the new number by the original number
159 - 928 = -769
-769 ÷ 928 = -0.8286637931034483
-0.8286637931034483 x 100 = -82.87%